The wrap point hazard isn’t the only hazard connected with IID shafts. Significant injury has occurred when Tractor Pto Shaft shafts have become separated while the tractor’s PTO was engaged. The machine’s IID shaft is a “telescoping shaft”. That’s, one the main shaft will slide into a second component. This shaft feature offers a sliding sleeve which drastically eases the hitching of PTO powered machines to tractors, and allows telescoping when turning or going over uneven floor. If an IID shaft is normally coupled to the tractor’s PTO stub but no various other hitch is made between your tractor and the machine, then your tractor may pull the IID shaft apart. If the PTO is normally engaged, the shaft on the tractor end will swing wildly and may strike anyone in range. The swinging force may break a locking pin making it possible for the shaft to become flying missile, or it may strike and break a thing that is fastened or mounted on the trunk of the tractor. Separation of the driveline shaft is not 
a commonly occurring function but is most likely to happen when three-point hitched equipment is improperly mounted or aligned, or when the hitch between your tractor and the attached machine breaks or accidentally uncouples.
Additionally, many work practices such as for example clearing a plugged machine causes operator contact with operating PTO shafts. Various other unsafe practices include mounting, dismounting, reaching for control levers from the rear of the tractor, and stepping over the shaft rather of travelling the machinery. A supplementary rider while PTO electricity machinery is working is another exposure circumstances.
PTO power machinery could be engaged while no one is on the tractor for many reasons. Some PTO powered farm equipment is managed in a stationary placement so the operator only needs to start and stop the gear. Examples of this sort of products contain elevators, grain augers, and silage blowers. At different times, adjustments or malfunction of equipment components can only be produced or found while the machine is operating.